Eastern Europe : the impact of geographic forces on a strategic region : a conference report.
Eastern Europe : the Impact of Geographic Forces on a Strategic Region Conference(1990 :Rosslyn, Virginia)
United States.Central Intelligence Agency.Geographic Resources Division.
[Washington] : Central Intelligence Agency, Directorate of Intelligence,
1991.
RTT 91-10064
Conference sponsored by the Geographic Resources Division of the CIA.
Historical geography
Human geography